Asked by Noobz

How do you write 5 is to 1 as 20 is to 4 as a proportion in fractional notation?(1 point)
Responses

51=420
start fraction 5 over 1 end fraction equals start fraction 4 over 20 end fraction

5:1 :: 20:4
ratio of 5 to 1 colon colon ratio of 20 to 4

51=204
start fraction 5 over 1 end fraction equals start fraction 20 over 4 end fraction

54=120
Answered by Noobz
Describe three ways to write the ratio that compares 4 electronic devices for every 3 people.(1 point)
Responses

4 to 3, 4:3, 34
4 to 3, ratio of 4 to 3 , Start fraction 3 over 4 end fraction

3 to 4, 3:4, 34
3 to 4, ratio of 3 to 4 , Start fraction 3 over 4 end fraction

4 to 3, 4:3, 43
4 to 3, ratio of 4 to 3 , Start fraction 4 over 3 end fraction

4 to 3, 3:4, 43
Answered by Noobz
You fill your car with 15 gallons of gas at a cost of $45. Using fractional notation, how do you write a proportion that shows how much 5 gallons of gas will cost? Use x to represent the unknown cost.(1 point)
Responses

1545=x5
Start Fraction 15 over 45 End Fraction equals Start Fraction x over 5 End Fraction

1545=5x
Start Fraction 15 over 45 End Fraction equals Start Fraction 5 over x End Fraction

15x=455
Start Fraction 15 over x End Fraction equals Start Fraction 45 over 5 End Fraction

15:45::x:5
Answered by Noobz
Determine if 2.510=?1248 or 2.52=?1224 is a proportion.(1 point)
Responses

Both are proportions.
Both are proportions.

Neither is a proportion.
Neither is a proportion.

2.510=1248
Start Fraction 2.5 over 10 End Fraction equals Start Fraction 12 over 48 End Fraction

2.52=1224
Start Fraction 2.5 over 2 End Fraction equals Start Fraction 12 over 24 End Fraction
Answered by Noobz
Determine if one, both, or neither of the following is a proportion. 168=?2412, 84=?126(1 point)
Responses

168=2412, 84=126
Start Fraction 16 over 8 End Fraction equals Start Fraction 24 over 12 End Fraction , Start Fraction 8 over 4 End Fraction equals Start Fraction 12 over 6 End Fraction

84=126 only
Start Fraction 8 over 4 End Fraction equals Start Fraction 12 over 6 End Fraction only

Neither is a proportion.
Neither is a proportion.

168=2412 only
Start Fraction 16 over 8 End Fraction equals Start Fraction 24 over 12 End Fraction only
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